Almost no agency needs a rebuild. It needs WordPress technical support for what a live site produces on its own: a layout that breaks after a content update, a plugin conflict nobody has time to isolate, a form that stopped sending leads.
Instead of adding a generalist to the team, you get a WordPress specialist who picks up a ticket, reads the existing build quickly and delivers a fix that does not create a new problem next month.
The work stays traceable: a clear list, a staging environment to verify safely, one contact for sign-off. Nothing disappears into a generic retainer with no visibility on what was done.
Delivery is white-label start to finish. Fixes, plugin configuration and responsive corrections are documented enough that another developer, or your own team, can pick the project up without guessing.